detection period: 2023-04-18 00:00-23:59 UTC
total number of suspected botnet IPs: 21072
number of botnet IPs notified to network operators (best case, if all mail were sent out successfully): 19057
number of spam blocked: 0
recipient count of spam blocked: 0
The top 10 networks (as found in WHOIS), ordered by the number of suspected botnet IPs are:
| Rank | Network | # of suspected botnet IPs |
|---|---|---|
| 1 | VNPT-VN | 485 |
| 2 | DIGITALOCEAN-192-241-128-0 | 482 |
| 3 | ACEVILLEPTELTD-SG | 472 |
| 4 | PAN-22 | 456 |
| 5 | KORNET-KR | 404 |
| 6 | CHINANET-JS | 369 |
| 7 | DIGITALOCEAN-107-170-0-0 | 358 |
| 8 | HINET-NET | 324 |
| 9 | DIGITALOCEAN-198-199-64-0 | 281 |
| 10 | CMNET | 274 |
The top 10 countries (as defined by the 2-character country code), ordered by the number of suspected botnet IPs are:
| Rank | Country/Region | # of suspected botnet IPs |
|---|---|---|
| 1 | United States | 5792 |
| 2 | China | 3099 |
| 3 | India | 1210 |
| 4 | Viet Nam | 939 |
| 5 | Russian Federation | 890 |
| 6 | Singapore | 805 |
| 7 | Brazil | 683 |
| 8 | South Korea | 675 |
| 9 | Indonesia | 526 |
| 10 | Taiwan | 444 |
The top 10 TCP ports, ordered by the number of connection attempts received are:
| Rank | TCP port number | # of connection attempts received |
|---|---|---|
| 1 | 445 | 109520 |
| 2 | 2822 | 58955 |
| 3 | 22 | 51452 |
| 4 | 8015 | 50874 |
| 5 | 7022 | 47783 |
| 6 | 23 | 41500 |
| 7 | 2299 | 33148 |
| 8 | 2222 | 32624 |
| 9 | 222 | 31536 |
| 10 | 40002 | 31458 |
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